06 07 08 09 10 Honda Civic Si 2.0 L4 Cold Air Intake + Red Filter CHD13R Fits 2006-2010 Honda Civic Si Model with 2.0L Engine, Manual Transmission ONLY It's the ultimate performance Cold Air intake Kit This air intake kit will increase 7-10% of Horsepower and 5-8% of Torque Easy to install and easy to fit with simple tools No additional parts will be needed for installation after you purchase this kit